The contraction of heart muscle in all animals is initiated by chemical impulses. A mechanical device may be used to produce these impulses synthetically called?

Understand the Problem

The question is asking about the mechanical device that can initiate contractions of the heart muscle in animals by producing chemical impulses. It provides multiple-choice answers, of which the user needs to identify the correct one.

More Information

An artificial pacemaker is used to regulate the heart's rhythm by emitting electrical impulses, substituting for the body's natural conduction system when it is damaged.

Tips

A common mistake is confusing devices like a stethoscope, which is used for listening to heart sounds, with devices that actually emit impulses.

Sources

• Cardiac pacemaker - Wikipedia - en.wikipedia.org